问题
I've notice that some programs when they load, the icon in the task bar shows the progress, at least for windows 7. I wonder how to use that ability.
Like show in the image below:
回答1:
You need SetProgressState and SetProgressValue from the ITaskbarList3 interface.
From Java you could try BridJ.
来源：https://stackoverflow.com/questions/7165484/task-bar-progress